@Gigili: Correct, though written summ summ in German. @splattne: Maybe the variants wuff for dogs and maunz for cats? At least I've heard them as much as the other ones.
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OregonGhostJun 23 '11 at 8:29

@OregonGhost: Just saw that in Takkat's answer!
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user508Jun 23 '11 at 8:31